Version:  2.0.40 2.2.26 2.4.37 2.6.39 3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15

Linux/drivers/media/usb/cx231xx/cx231xx-cards.c

  1 /*
  2    cx231xx-cards.c - driver for Conexant Cx23100/101/102
  3                                 USB video capture devices
  4 
  5    Copyright (C) 2008 <srinivasa.deevi at conexant dot com>
  6                                 Based on em28xx driver
  7 
  8    This program is free software; you can redistribute it and/or modify
  9    it under the terms of the GNU General Public License as published by
 10    the Free Software Foundation; either version 2 of the License, or
 11    (at your option) any later version.
 12 
 13    This program is distributed in the hope that it will be useful,
 14    but WITHOUT ANY WARRANTY; without even the implied warranty of
 15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 16    GNU General Public License for more details.
 17 
 18    You should have received a copy of the GNU General Public License
 19    along with this program; if not, write to the Free Software
 20    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 21  */
 22 
 23 #include <linux/init.h>
 24 #include <linux/module.h>
 25 #include <linux/slab.h>
 26 #include <linux/delay.h>
 27 #include <linux/i2c.h>
 28 #include <linux/usb.h>
 29 #include <media/tuner.h>
 30 #include <media/tveeprom.h>
 31 #include <media/v4l2-common.h>
 32 
 33 #include <media/cx25840.h>
 34 #include "dvb-usb-ids.h"
 35 #include "xc5000.h"
 36 #include "tda18271.h"
 37 
 38 #include "cx231xx.h"
 39 
 40 static int tuner = -1;
 41 module_param(tuner, int, 0444);
 42 MODULE_PARM_DESC(tuner, "tuner type");
 43 
 44 static int transfer_mode = 1;
 45 module_param(transfer_mode, int, 0444);
 46 MODULE_PARM_DESC(transfer_mode, "transfer mode (1-ISO or 0-BULK)");
 47 
 48 static unsigned int disable_ir;
 49 module_param(disable_ir, int, 0444);
 50 MODULE_PARM_DESC(disable_ir, "disable infrared remote support");
 51 
 52 /* Bitmask marking allocated devices from 0 to CX231XX_MAXBOARDS */
 53 static unsigned long cx231xx_devused;
 54 
 55 /*
 56  *  Reset sequences for analog/digital modes
 57  */
 58 
 59 static struct cx231xx_reg_seq RDE250_XCV_TUNER[] = {
 60         {0x03, 0x01, 10},
 61         {0x03, 0x00, 30},
 62         {0x03, 0x01, 10},
 63         {-1, -1, -1},
 64 };
 65 
 66 /*
 67  *  Board definitions
 68  */
 69 struct cx231xx_board cx231xx_boards[] = {
 70         [CX231XX_BOARD_UNKNOWN] = {
 71                 .name = "Unknown CX231xx video grabber",
 72                 .tuner_type = TUNER_ABSENT,
 73                 .input = {{
 74                                 .type = CX231XX_VMUX_TELEVISION,
 75                                 .vmux = CX231XX_VIN_3_1,
 76                                 .amux = CX231XX_AMUX_VIDEO,
 77                                 .gpio = NULL,
 78                         }, {
 79                                 .type = CX231XX_VMUX_COMPOSITE1,
 80                                 .vmux = CX231XX_VIN_2_1,
 81                                 .amux = CX231XX_AMUX_LINE_IN,
 82                                 .gpio = NULL,
 83                         }, {
 84                                 .type = CX231XX_VMUX_SVIDEO,
 85                                 .vmux = CX231XX_VIN_1_1 |
 86                                         (CX231XX_VIN_1_2 << 8) |
 87                                         CX25840_SVIDEO_ON,
 88                                 .amux = CX231XX_AMUX_LINE_IN,
 89                                 .gpio = NULL,
 90                         }
 91                 },
 92         },
 93         [CX231XX_BOARD_CNXT_CARRAERA] = {
 94                 .name = "Conexant Hybrid TV - CARRAERA",
 95                 .tuner_type = TUNER_XC5000,
 96                 .tuner_addr = 0x61,
 97                 .tuner_gpio = RDE250_XCV_TUNER,
 98                 .tuner_sif_gpio = 0x05,
 99                 .tuner_scl_gpio = 0x1a,
100                 .tuner_sda_gpio = 0x1b,
101                 .decoder = CX231XX_AVDECODER,
102                 .output_mode = OUT_MODE_VIP11,
103                 .demod_xfer_mode = 0,
104                 .ctl_pin_status_mask = 0xFFFFFFC4,
105                 .agc_analog_digital_select_gpio = 0x0c,
106                 .gpio_pin_status_mask = 0x4001000,
107                 .tuner_i2c_master = 1,
108                 .demod_i2c_master = 2,
109                 .has_dvb = 1,
110                 .demod_addr = 0x02,
111                 .norm = V4L2_STD_PAL,
112 
113                 .input = {{
114                                 .type = CX231XX_VMUX_TELEVISION,
115                                 .vmux = CX231XX_VIN_3_1,
116                                 .amux = CX231XX_AMUX_VIDEO,
117                                 .gpio = NULL,
118                         }, {
119                                 .type = CX231XX_VMUX_COMPOSITE1,
120                                 .vmux = CX231XX_VIN_2_1,
121                                 .amux = CX231XX_AMUX_LINE_IN,
122                                 .gpio = NULL,
123                         }, {
124                                 .type = CX231XX_VMUX_SVIDEO,
125                                 .vmux = CX231XX_VIN_1_1 |
126                                         (CX231XX_VIN_1_2 << 8) |
127                                         CX25840_SVIDEO_ON,
128                                 .amux = CX231XX_AMUX_LINE_IN,
129                                 .gpio = NULL,
130                         }
131                 },
132         },
133         [CX231XX_BOARD_CNXT_SHELBY] = {
134                 .name = "Conexant Hybrid TV - SHELBY",
135                 .tuner_type = TUNER_XC5000,
136                 .tuner_addr = 0x61,
137                 .tuner_gpio = RDE250_XCV_TUNER,
138                 .tuner_sif_gpio = 0x05,
139                 .tuner_scl_gpio = 0x1a,
140                 .tuner_sda_gpio = 0x1b,
141                 .decoder = CX231XX_AVDECODER,
142                 .output_mode = OUT_MODE_VIP11,
143                 .demod_xfer_mode = 0,
144                 .ctl_pin_status_mask = 0xFFFFFFC4,
145                 .agc_analog_digital_select_gpio = 0x0c,
146                 .gpio_pin_status_mask = 0x4001000,
147                 .tuner_i2c_master = 1,
148                 .demod_i2c_master = 2,
149                 .has_dvb = 1,
150                 .demod_addr = 0x32,
151                 .norm = V4L2_STD_NTSC,
152 
153                 .input = {{
154                                 .type = CX231XX_VMUX_TELEVISION,
155                                 .vmux = CX231XX_VIN_3_1,
156                                 .amux = CX231XX_AMUX_VIDEO,
157                                 .gpio = NULL,
158                         }, {
159                                 .type = CX231XX_VMUX_COMPOSITE1,
160                                 .vmux = CX231XX_VIN_2_1,
161                                 .amux = CX231XX_AMUX_LINE_IN,
162                                 .gpio = NULL,
163                         }, {
164                                 .type = CX231XX_VMUX_SVIDEO,
165                                 .vmux = CX231XX_VIN_1_1 |
166                                         (CX231XX_VIN_1_2 << 8) |
167                                         CX25840_SVIDEO_ON,
168                                 .amux = CX231XX_AMUX_LINE_IN,
169                                 .gpio = NULL,
170                         }
171                 },
172         },
173         [CX231XX_BOARD_CNXT_RDE_253S] = {
174                 .name = "Conexant Hybrid TV - RDE253S",
175                 .tuner_type = TUNER_NXP_TDA18271,
176                 .tuner_addr = 0x60,
177                 .tuner_gpio = RDE250_XCV_TUNER,
178                 .tuner_sif_gpio = 0x05,
179                 .tuner_scl_gpio = 0x1a,
180                 .tuner_sda_gpio = 0x1b,
181                 .decoder = CX231XX_AVDECODER,
182                 .output_mode = OUT_MODE_VIP11,
183                 .demod_xfer_mode = 0,
184                 .ctl_pin_status_mask = 0xFFFFFFC4,
185                 .agc_analog_digital_select_gpio = 0x1c,
186                 .gpio_pin_status_mask = 0x4001000,
187                 .tuner_i2c_master = 1,
188                 .demod_i2c_master = 2,
189                 .has_dvb = 1,
190                 .demod_addr = 0x02,
191                 .norm = V4L2_STD_PAL,
192 
193                 .input = {{
194                                 .type = CX231XX_VMUX_TELEVISION,
195                                 .vmux = CX231XX_VIN_3_1,
196                                 .amux = CX231XX_AMUX_VIDEO,
197                                 .gpio = NULL,
198                         }, {
199                                 .type = CX231XX_VMUX_COMPOSITE1,
200                                 .vmux = CX231XX_VIN_2_1,
201                                 .amux = CX231XX_AMUX_LINE_IN,
202                                 .gpio = NULL,
203                         }, {
204                                 .type = CX231XX_VMUX_SVIDEO,
205                                 .vmux = CX231XX_VIN_1_1 |
206                                         (CX231XX_VIN_1_2 << 8) |
207                                         CX25840_SVIDEO_ON,
208                                 .amux = CX231XX_AMUX_LINE_IN,
209                                 .gpio = NULL,
210                         }
211                 },
212         },
213 
214         [CX231XX_BOARD_CNXT_RDU_253S] = {
215                 .name = "Conexant Hybrid TV - RDU253S",
216                 .tuner_type = TUNER_NXP_TDA18271,
217                 .tuner_addr = 0x60,
218                 .tuner_gpio = RDE250_XCV_TUNER,
219                 .tuner_sif_gpio = 0x05,
220                 .tuner_scl_gpio = 0x1a,
221                 .tuner_sda_gpio = 0x1b,
222                 .decoder = CX231XX_AVDECODER,
223                 .output_mode = OUT_MODE_VIP11,
224                 .demod_xfer_mode = 0,
225                 .ctl_pin_status_mask = 0xFFFFFFC4,
226                 .agc_analog_digital_select_gpio = 0x1c,
227                 .gpio_pin_status_mask = 0x4001000,
228                 .tuner_i2c_master = 1,
229                 .demod_i2c_master = 2,
230                 .has_dvb = 1,
231                 .demod_addr = 0x02,
232                 .norm = V4L2_STD_PAL,
233 
234                 .input = {{
235                                 .type = CX231XX_VMUX_TELEVISION,
236                                 .vmux = CX231XX_VIN_3_1,
237                                 .amux = CX231XX_AMUX_VIDEO,
238                                 .gpio = NULL,
239                         }, {
240                                 .type = CX231XX_VMUX_COMPOSITE1,
241                                 .vmux = CX231XX_VIN_2_1,
242                                 .amux = CX231XX_AMUX_LINE_IN,
243                                 .gpio = NULL,
244                         }, {
245                                 .type = CX231XX_VMUX_SVIDEO,
246                                 .vmux = CX231XX_VIN_1_1 |
247                                         (CX231XX_VIN_1_2 << 8) |
248                                         CX25840_SVIDEO_ON,
249                                 .amux = CX231XX_AMUX_LINE_IN,
250                                 .gpio = NULL,
251                         }
252                 },
253         },
254         [CX231XX_BOARD_CNXT_VIDEO_GRABBER] = {
255                 .name = "Conexant VIDEO GRABBER",
256                 .tuner_type = TUNER_ABSENT,
257                 .decoder = CX231XX_AVDECODER,
258                 .output_mode = OUT_MODE_VIP11,
259                 .ctl_pin_status_mask = 0xFFFFFFC4,
260                 .agc_analog_digital_select_gpio = 0x1c,
261                 .gpio_pin_status_mask = 0x4001000,
262                 .norm = V4L2_STD_PAL,
263                 .no_alt_vanc = 1,
264                 .external_av = 1,
265                 .dont_use_port_3 = 1,
266                 /* Actually, it has a 417, but it isn't working correctly.
267                  * So set to 0 for now until someone can manage to get this
268                  * to work reliably. */
269                 .has_417 = 0,
270 
271                 .input = {{
272                                 .type = CX231XX_VMUX_COMPOSITE1,
273                                 .vmux = CX231XX_VIN_2_1,
274                                 .amux = CX231XX_AMUX_LINE_IN,
275                                 .gpio = NULL,
276                         }, {
277                                 .type = CX231XX_VMUX_SVIDEO,
278                                 .vmux = CX231XX_VIN_1_1 |
279                                         (CX231XX_VIN_1_2 << 8) |
280                                         CX25840_SVIDEO_ON,
281                                 .amux = CX231XX_AMUX_LINE_IN,
282                                 .gpio = NULL,
283                         }
284                 },
285         },
286         [CX231XX_BOARD_CNXT_RDE_250] = {
287                 .name = "Conexant Hybrid TV - rde 250",
288                 .tuner_type = TUNER_XC5000,
289                 .tuner_addr = 0x61,
290                 .tuner_gpio = RDE250_XCV_TUNER,
291                 .tuner_sif_gpio = 0x05,
292                 .tuner_scl_gpio = 0x1a,
293                 .tuner_sda_gpio = 0x1b,
294                 .decoder = CX231XX_AVDECODER,
295                 .output_mode = OUT_MODE_VIP11,
296                 .demod_xfer_mode = 0,
297                 .ctl_pin_status_mask = 0xFFFFFFC4,
298                 .agc_analog_digital_select_gpio = 0x0c,
299                 .gpio_pin_status_mask = 0x4001000,
300                 .tuner_i2c_master = 1,
301                 .demod_i2c_master = 2,
302                 .has_dvb = 1,
303                 .demod_addr = 0x02,
304                 .norm = V4L2_STD_PAL,
305 
306                 .input = {{
307                                 .type = CX231XX_VMUX_TELEVISION,
308                                 .vmux = CX231XX_VIN_2_1,
309                                 .amux = CX231XX_AMUX_VIDEO,
310                                 .gpio = NULL,
311                         }
312                 },
313         },
314         [CX231XX_BOARD_CNXT_RDU_250] = {
315                 .name = "Conexant Hybrid TV - RDU 250",
316                 .tuner_type = TUNER_XC5000,
317                 .tuner_addr = 0x61,
318                 .tuner_gpio = RDE250_XCV_TUNER,
319                 .tuner_sif_gpio = 0x05,
320                 .tuner_scl_gpio = 0x1a,
321                 .tuner_sda_gpio = 0x1b,
322                 .decoder = CX231XX_AVDECODER,
323                 .output_mode = OUT_MODE_VIP11,
324                 .demod_xfer_mode = 0,
325                 .ctl_pin_status_mask = 0xFFFFFFC4,
326                 .agc_analog_digital_select_gpio = 0x0c,
327                 .gpio_pin_status_mask = 0x4001000,
328                 .tuner_i2c_master = 1,
329                 .demod_i2c_master = 2,
330                 .has_dvb = 1,
331                 .demod_addr = 0x32,
332                 .norm = V4L2_STD_NTSC,
333 
334                 .input = {{
335                                 .type = CX231XX_VMUX_TELEVISION,
336                                 .vmux = CX231XX_VIN_2_1,
337                                 .amux = CX231XX_AMUX_VIDEO,
338                                 .gpio = NULL,
339                         }
340                 },
341         },
342         [CX231XX_BOARD_HAUPPAUGE_EXETER] = {
343                 .name = "Hauppauge EXETER",
344                 .tuner_type = TUNER_NXP_TDA18271,
345                 .tuner_addr = 0x60,
346                 .tuner_gpio = RDE250_XCV_TUNER,
347                 .tuner_sif_gpio = 0x05,
348                 .tuner_scl_gpio = 0x1a,
349                 .tuner_sda_gpio = 0x1b,
350                 .decoder = CX231XX_AVDECODER,
351                 .output_mode = OUT_MODE_VIP11,
352                 .demod_xfer_mode = 0,
353                 .ctl_pin_status_mask = 0xFFFFFFC4,
354                 .agc_analog_digital_select_gpio = 0x0c,
355                 .gpio_pin_status_mask = 0x4001000,
356                 .tuner_i2c_master = 1,
357                 .demod_i2c_master = 2,
358                 .has_dvb = 1,
359                 .demod_addr = 0x0e,
360                 .norm = V4L2_STD_NTSC,
361 
362                 .input = {{
363                         .type = CX231XX_VMUX_TELEVISION,
364                         .vmux = CX231XX_VIN_3_1,
365                         .amux = CX231XX_AMUX_VIDEO,
366                         .gpio = NULL,
367                 }, {
368                         .type = CX231XX_VMUX_COMPOSITE1,
369                         .vmux = CX231XX_VIN_2_1,
370                         .amux = CX231XX_AMUX_LINE_IN,
371                         .gpio = NULL,
372                 }, {
373                         .type = CX231XX_VMUX_SVIDEO,
374                         .vmux = CX231XX_VIN_1_1 |
375                                 (CX231XX_VIN_1_2 << 8) |
376                                 CX25840_SVIDEO_ON,
377                         .amux = CX231XX_AMUX_LINE_IN,
378                         .gpio = NULL,
379                 } },
380         },
381         [CX231XX_BOARD_HAUPPAUGE_USBLIVE2] = {
382                 .name = "Hauppauge USB Live 2",
383                 .tuner_type = TUNER_ABSENT,
384                 .decoder = CX231XX_AVDECODER,
385                 .output_mode = OUT_MODE_VIP11,
386                 .demod_xfer_mode = 0,
387                 .ctl_pin_status_mask = 0xFFFFFFC4,
388                 .agc_analog_digital_select_gpio = 0x0c,
389                 .gpio_pin_status_mask = 0x4001000,
390                 .norm = V4L2_STD_NTSC,
391                 .no_alt_vanc = 1,
392                 .external_av = 1,
393                 .dont_use_port_3 = 1,
394                 .input = {{
395                         .type = CX231XX_VMUX_COMPOSITE1,
396                         .vmux = CX231XX_VIN_2_1,
397                         .amux = CX231XX_AMUX_LINE_IN,
398                         .gpio = NULL,
399                 }, {
400                         .type = CX231XX_VMUX_SVIDEO,
401                         .vmux = CX231XX_VIN_1_1 |
402                                 (CX231XX_VIN_1_2 << 8) |
403                                 CX25840_SVIDEO_ON,
404                         .amux = CX231XX_AMUX_LINE_IN,
405                         .gpio = NULL,
406                 } },
407         },
408         [CX231XX_BOARD_KWORLD_UB430_USB_HYBRID] = {
409                 .name = "Kworld UB430 USB Hybrid",
410                 .tuner_type = TUNER_NXP_TDA18271,
411                 .tuner_addr = 0x60,
412                 .decoder = CX231XX_AVDECODER,
413                 .output_mode = OUT_MODE_VIP11,
414                 .demod_xfer_mode = 0,
415                 .ctl_pin_status_mask = 0xFFFFFFC4,
416                 .agc_analog_digital_select_gpio = 0x11, /* According with PV cxPolaris.inf file */
417                 .tuner_sif_gpio = -1,
418                 .tuner_scl_gpio = -1,
419                 .tuner_sda_gpio = -1,
420                 .gpio_pin_status_mask = 0x4001000,
421                 .tuner_i2c_master = 2,
422                 .demod_i2c_master = 1,
423                 .ir_i2c_master = 2,
424                 .has_dvb = 1,
425                 .demod_addr = 0x10,
426                 .norm = V4L2_STD_PAL_M,
427                 .input = {{
428                         .type = CX231XX_VMUX_TELEVISION,
429                         .vmux = CX231XX_VIN_3_1,
430                         .amux = CX231XX_AMUX_VIDEO,
431                         .gpio = NULL,
432                 }, {
433                         .type = CX231XX_VMUX_COMPOSITE1,
434                         .vmux = CX231XX_VIN_2_1,
435                         .amux = CX231XX_AMUX_LINE_IN,
436                         .gpio = NULL,
437                 }, {
438                         .type = CX231XX_VMUX_SVIDEO,
439                         .vmux = CX231XX_VIN_1_1 |
440                                 (CX231XX_VIN_1_2 << 8) |
441                                 CX25840_SVIDEO_ON,
442                         .amux = CX231XX_AMUX_LINE_IN,
443                         .gpio = NULL,
444                 } },
445         },
446         [CX231XX_BOARD_KWORLD_UB445_USB_HYBRID] = {
447                 .name = "Kworld UB445 USB Hybrid",
448                 .tuner_type = TUNER_NXP_TDA18271,
449                 .tuner_addr = 0x60,
450                 .decoder = CX231XX_AVDECODER,
451                 .output_mode = OUT_MODE_VIP11,
452                 .demod_xfer_mode = 0,
453                 .ctl_pin_status_mask = 0xFFFFFFC4,
454                 .agc_analog_digital_select_gpio = 0x11, /* According with PV cxPolaris.inf file */
455                 .tuner_sif_gpio = -1,
456                 .tuner_scl_gpio = -1,
457                 .tuner_sda_gpio = -1,
458                 .gpio_pin_status_mask = 0x4001000,
459                 .tuner_i2c_master = 2,
460                 .demod_i2c_master = 1,
461                 .ir_i2c_master = 2,
462                 .has_dvb = 1,
463                 .demod_addr = 0x10,
464                 .norm = V4L2_STD_NTSC_M,
465                 .input = {{
466                         .type = CX231XX_VMUX_TELEVISION,
467                         .vmux = CX231XX_VIN_3_1,
468                         .amux = CX231XX_AMUX_VIDEO,
469                         .gpio = NULL,
470                 }, {
471                         .type = CX231XX_VMUX_COMPOSITE1,
472                         .vmux = CX231XX_VIN_2_1,
473                         .amux = CX231XX_AMUX_LINE_IN,
474                         .gpio = NULL,
475                 }, {
476                         .type = CX231XX_VMUX_SVIDEO,
477                         .vmux = CX231XX_VIN_1_1 |
478                                 (CX231XX_VIN_1_2 << 8) |
479                                 CX25840_SVIDEO_ON,
480                         .amux = CX231XX_AMUX_LINE_IN,
481                         .gpio = NULL,
482                 } },
483         },
484         [CX231XX_BOARD_PV_PLAYTV_USB_HYBRID] = {
485                 .name = "Pixelview PlayTV USB Hybrid",
486                 .tuner_type = TUNER_NXP_TDA18271,
487                 .tuner_addr = 0x60,
488                 .decoder = CX231XX_AVDECODER,
489                 .output_mode = OUT_MODE_VIP11,
490                 .demod_xfer_mode = 0,
491                 .ctl_pin_status_mask = 0xFFFFFFC4,
492                 .agc_analog_digital_select_gpio = 0x00, /* According with PV cxPolaris.inf file */
493                 .tuner_sif_gpio = -1,
494                 .tuner_scl_gpio = -1,
495                 .tuner_sda_gpio = -1,
496                 .gpio_pin_status_mask = 0x4001000,
497                 .tuner_i2c_master = 2,
498                 .demod_i2c_master = 1,
499                 .ir_i2c_master = 2,
500                 .rc_map_name = RC_MAP_PIXELVIEW_002T,
501                 .has_dvb = 1,
502                 .demod_addr = 0x10,
503                 .norm = V4L2_STD_PAL_M,
504                 .input = {{
505                         .type = CX231XX_VMUX_TELEVISION,
506                         .vmux = CX231XX_VIN_3_1,
507                         .amux = CX231XX_AMUX_VIDEO,
508                         .gpio = NULL,
509                 }, {
510                         .type = CX231XX_VMUX_COMPOSITE1,
511                         .vmux = CX231XX_VIN_2_1,
512                         .amux = CX231XX_AMUX_LINE_IN,
513                         .gpio = NULL,
514                 }, {
515                         .type = CX231XX_VMUX_SVIDEO,
516                         .vmux = CX231XX_VIN_1_1 |
517                                 (CX231XX_VIN_1_2 << 8) |
518                                 CX25840_SVIDEO_ON,
519                         .amux = CX231XX_AMUX_LINE_IN,
520                         .gpio = NULL,
521                 } },
522         },
523         [CX231XX_BOARD_PV_XCAPTURE_USB] = {
524                 .name = "Pixelview Xcapture USB",
525                 .tuner_type = TUNER_ABSENT,
526                 .decoder = CX231XX_AVDECODER,
527                 .output_mode = OUT_MODE_VIP11,
528                 .demod_xfer_mode = 0,
529                 .ctl_pin_status_mask = 0xFFFFFFC4,
530                 .agc_analog_digital_select_gpio = 0x0c,
531                 .gpio_pin_status_mask = 0x4001000,
532                 .norm = V4L2_STD_NTSC,
533                 .no_alt_vanc = 1,
534                 .external_av = 1,
535                 .dont_use_port_3 = 1,
536 
537                 .input = {{
538                                 .type = CX231XX_VMUX_COMPOSITE1,
539                                 .vmux = CX231XX_VIN_2_1,
540                                 .amux = CX231XX_AMUX_LINE_IN,
541                                 .gpio = NULL,
542                         }, {
543                                 .type = CX231XX_VMUX_SVIDEO,
544                                 .vmux = CX231XX_VIN_1_1 |
545                                         (CX231XX_VIN_1_2 << 8) |
546                                         CX25840_SVIDEO_ON,
547                                 .amux = CX231XX_AMUX_LINE_IN,
548                                 .gpio = NULL,
549                         }
550                 },
551         },
552 
553         [CX231XX_BOARD_ICONBIT_U100] = {
554                 .name = "Iconbit Analog Stick U100 FM",
555                 .tuner_type = TUNER_ABSENT,
556                 .decoder = CX231XX_AVDECODER,
557                 .output_mode = OUT_MODE_VIP11,
558                 .demod_xfer_mode = 0,
559                 .ctl_pin_status_mask = 0xFFFFFFC4,
560                 .agc_analog_digital_select_gpio = 0x1C,
561                 .gpio_pin_status_mask = 0x4001000,
562 
563                 .input = {{
564                         .type = CX231XX_VMUX_COMPOSITE1,
565                         .vmux = CX231XX_VIN_2_1,
566                         .amux = CX231XX_AMUX_LINE_IN,
567                         .gpio = NULL,
568                 }, {
569                         .type = CX231XX_VMUX_SVIDEO,
570                         .vmux = CX231XX_VIN_1_1 |
571                                 (CX231XX_VIN_1_2 << 8) |
572                                 CX25840_SVIDEO_ON,
573                         .amux = CX231XX_AMUX_LINE_IN,
574                         .gpio = NULL,
575                 } },
576         },
577         [CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL] = {
578                 .name = "Hauppauge WinTV USB2 FM (PAL)",
579                 .tuner_type = TUNER_NXP_TDA18271,
580                 .tuner_addr = 0x60,
581                 .tuner_gpio = RDE250_XCV_TUNER,
582                 .tuner_sif_gpio = 0x05,
583                 .tuner_scl_gpio = 0x1a,
584                 .tuner_sda_gpio = 0x1b,
585                 .decoder = CX231XX_AVDECODER,
586                 .output_mode = OUT_MODE_VIP11,
587                 .ctl_pin_status_mask = 0xFFFFFFC4,
588                 .agc_analog_digital_select_gpio = 0x0c,
589                 .gpio_pin_status_mask = 0x4001000,
590                 .tuner_i2c_master = 1,
591                 .norm = V4L2_STD_PAL,
592 
593                 .input = {{
594                         .type = CX231XX_VMUX_TELEVISION,
595                         .vmux = CX231XX_VIN_3_1,
596                         .amux = CX231XX_AMUX_VIDEO,
597                         .gpio = NULL,
598                 }, {
599                         .type = CX231XX_VMUX_COMPOSITE1,
600                         .vmux = CX231XX_VIN_2_1,
601                         .amux = CX231XX_AMUX_LINE_IN,
602                         .gpio = NULL,
603                 }, {
604                         .type = CX231XX_VMUX_SVIDEO,
605                         .vmux = CX231XX_VIN_1_1 |
606                                 (CX231XX_VIN_1_2 << 8) |
607                                 CX25840_SVIDEO_ON,
608                         .amux = CX231XX_AMUX_LINE_IN,
609                         .gpio = NULL,
610                 } },
611         },
612         [CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC] = {
613                 .name = "Hauppauge WinTV USB2 FM (NTSC)",
614                 .tuner_type = TUNER_NXP_TDA18271,
615                 .tuner_addr = 0x60,
616                 .tuner_gpio = RDE250_XCV_TUNER,
617                 .tuner_sif_gpio = 0x05,
618                 .tuner_scl_gpio = 0x1a,
619                 .tuner_sda_gpio = 0x1b,
620                 .decoder = CX231XX_AVDECODER,
621                 .output_mode = OUT_MODE_VIP11,
622                 .ctl_pin_status_mask = 0xFFFFFFC4,
623                 .agc_analog_digital_select_gpio = 0x0c,
624                 .gpio_pin_status_mask = 0x4001000,
625                 .tuner_i2c_master = 1,
626                 .norm = V4L2_STD_NTSC,
627 
628                 .input = {{
629                         .type = CX231XX_VMUX_TELEVISION,
630                         .vmux = CX231XX_VIN_3_1,
631                         .amux = CX231XX_AMUX_VIDEO,
632                         .gpio = NULL,
633                 }, {
634                         .type = CX231XX_VMUX_COMPOSITE1,
635                         .vmux = CX231XX_VIN_2_1,
636                         .amux = CX231XX_AMUX_LINE_IN,
637                         .gpio = NULL,
638                 }, {
639                         .type = CX231XX_VMUX_SVIDEO,
640                         .vmux = CX231XX_VIN_1_1 |
641                                 (CX231XX_VIN_1_2 << 8) |
642                                 CX25840_SVIDEO_ON,
643                         .amux = CX231XX_AMUX_LINE_IN,
644                         .gpio = NULL,
645                 } },
646         },
647         [CX231XX_BOARD_ELGATO_VIDEO_CAPTURE_V2] = {
648                 .name = "Elgato Video Capture V2",
649                 .tuner_type = TUNER_ABSENT,
650                 .decoder = CX231XX_AVDECODER,
651                 .output_mode = OUT_MODE_VIP11,
652                 .demod_xfer_mode = 0,
653                 .ctl_pin_status_mask = 0xFFFFFFC4,
654                 .agc_analog_digital_select_gpio = 0x0c,
655                 .gpio_pin_status_mask = 0x4001000,
656                 .norm = V4L2_STD_NTSC,
657                 .no_alt_vanc = 1,
658                 .external_av = 1,
659                 .dont_use_port_3 = 1,
660                 .input = {{
661                         .type = CX231XX_VMUX_COMPOSITE1,
662                         .vmux = CX231XX_VIN_2_1,
663                         .amux = CX231XX_AMUX_LINE_IN,
664                         .gpio = NULL,
665                 }, {
666                         .type = CX231XX_VMUX_SVIDEO,
667                         .vmux = CX231XX_VIN_1_1 |
668                                 (CX231XX_VIN_1_2 << 8) |
669                                 CX25840_SVIDEO_ON,
670                         .amux = CX231XX_AMUX_LINE_IN,
671                         .gpio = NULL,
672                 } },
673         },
674         [CX231XX_BOARD_OTG102] = {
675                 .name = "Geniatech OTG102",
676                 .tuner_type = TUNER_ABSENT,
677                 .decoder = CX231XX_AVDECODER,
678                 .output_mode = OUT_MODE_VIP11,
679                 .ctl_pin_status_mask = 0xFFFFFFC4,
680                 .agc_analog_digital_select_gpio = 0x0c, 
681                         /* According with PV CxPlrCAP.inf file */
682                 .gpio_pin_status_mask = 0x4001000,
683                 .norm = V4L2_STD_NTSC,
684                 .no_alt_vanc = 1,
685                 .external_av = 1,
686                 .dont_use_port_3 = 1,
687                 /*.has_417 = 1, */
688                 /* This board is believed to have a hardware encoding chip
689                  * supporting mpeg1/2/4, but as the 417 is apparently not
690                  * working for the reference board it is not here either. */
691 
692                 .input = {{
693                                 .type = CX231XX_VMUX_COMPOSITE1,
694                                 .vmux = CX231XX_VIN_2_1,
695                                 .amux = CX231XX_AMUX_LINE_IN,
696                                 .gpio = NULL,
697                         }, {
698                                 .type = CX231XX_VMUX_SVIDEO,
699                                 .vmux = CX231XX_VIN_1_1 |
700                                         (CX231XX_VIN_1_2 << 8) |
701                                         CX25840_SVIDEO_ON,
702                                 .amux = CX231XX_AMUX_LINE_IN,
703                                 .gpio = NULL,
704                         }
705                 },
706         },
707 };
708 const unsigned int cx231xx_bcount = ARRAY_SIZE(cx231xx_boards);
709 
710 /* table of devices that work with this driver */
711 struct usb_device_id cx231xx_id_table[] = {
712         {USB_DEVICE(0x1D19, 0x6109),
713         .driver_info = CX231XX_BOARD_PV_XCAPTURE_USB},
714         {USB_DEVICE(0x0572, 0x5A3C),
715          .driver_info = CX231XX_BOARD_UNKNOWN},
716         {USB_DEVICE(0x0572, 0x58A2),
717          .driver_info = CX231XX_BOARD_CNXT_CARRAERA},
718         {USB_DEVICE(0x0572, 0x58A1),
719          .driver_info = CX231XX_BOARD_CNXT_SHELBY},
720         {USB_DEVICE(0x0572, 0x58A4),
721          .driver_info = CX231XX_BOARD_CNXT_RDE_253S},
722         {USB_DEVICE(0x0572, 0x58A5),
723          .driver_info = CX231XX_BOARD_CNXT_RDU_253S},
724         {USB_DEVICE(0x0572, 0x58A6),
725          .driver_info = CX231XX_BOARD_CNXT_VIDEO_GRABBER},
726         {USB_DEVICE(0x0572, 0x589E),
727          .driver_info = CX231XX_BOARD_CNXT_RDE_250},
728         {USB_DEVICE(0x0572, 0x58A0),
729          .driver_info = CX231XX_BOARD_CNXT_RDU_250},
730         {USB_DEVICE(0x2040, 0xb110),
731          .driver_info = CX231XX_BOARD_HAUPPAUGE_USB2_FM_PAL},
732         {USB_DEVICE(0x2040, 0xb111),
733          .driver_info = CX231XX_BOARD_HAUPPAUGE_USB2_FM_NTSC},
734         {USB_DEVICE(0x2040, 0xb120),
735          .driver_info = CX231XX_BOARD_HAUPPAUGE_EXETER},
736         {USB_DEVICE(0x2040, 0xb140),
737          .driver_info = CX231XX_BOARD_HAUPPAUGE_EXETER},
738         {USB_DEVICE(0x2040, 0xc200),
739          .driver_info = CX231XX_BOARD_HAUPPAUGE_USBLIVE2},
740         {USB_DEVICE_VER(USB_VID_PIXELVIEW, USB_PID_PIXELVIEW_SBTVD, 0x4000, 0x4001),
741          .driver_info = CX231XX_BOARD_PV_PLAYTV_USB_HYBRID},
742         {USB_DEVICE(USB_VID_PIXELVIEW, 0x5014),
743          .driver_info = CX231XX_BOARD_PV_XCAPTURE_USB},
744         {USB_DEVICE(0x1b80, 0xe424),
745          .driver_info = CX231XX_BOARD_KWORLD_UB430_USB_HYBRID},
746         {USB_DEVICE(0x1b80, 0xe421),
747          .driver_info = CX231XX_BOARD_KWORLD_UB445_USB_HYBRID},
748         {USB_DEVICE(0x1f4d, 0x0237),
749          .driver_info = CX231XX_BOARD_ICONBIT_U100},
750         {USB_DEVICE(0x0fd9, 0x0037),
751          .driver_info = CX231XX_BOARD_ELGATO_VIDEO_CAPTURE_V2},
752         {USB_DEVICE(0x1f4d, 0x0102),
753          .driver_info = CX231XX_BOARD_OTG102},
754         {},
755 };
756 
757 MODULE_DEVICE_TABLE(usb, cx231xx_id_table);
758 
759 /* cx231xx_tuner_callback
760  * will be used to reset XC5000 tuner using GPIO pin
761  */
762 
763 int cx231xx_tuner_callback(void *ptr, int component, int command, int arg)
764 {
765         int rc = 0;
766         struct cx231xx *dev = ptr;
767 
768         if (dev->tuner_type == TUNER_XC5000) {
769                 if (command == XC5000_TUNER_RESET) {
770                         cx231xx_info
771                                 ("Tuner CB: RESET: cmd %d : tuner type %d \n",
772                                  command, dev->tuner_type);
773                         cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
774                                                1);
775                         msleep(10);
776                         cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
777                                                0);
778                         msleep(330);
779                         cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit,
780                                                1);
781                         msleep(10);
782                 }
783         } else if (dev->tuner_type == TUNER_NXP_TDA18271) {
784                 switch (command) {
785                 case TDA18271_CALLBACK_CMD_AGC_ENABLE:
786                         if (dev->model == CX231XX_BOARD_PV_PLAYTV_USB_HYBRID)
787                                 rc = cx231xx_set_agc_analog_digital_mux_select(dev, arg);
788                         break;
789                 default:
790                         rc = -EINVAL;
791                         break;
792                 }
793         }
794         return rc;
795 }
796 EXPORT_SYMBOL_GPL(cx231xx_tuner_callback);
797 
798 static void cx231xx_reset_out(struct cx231xx *dev)
799 {
800         cx231xx_set_gpio_value(dev, CX23417_RESET, 1);
801         msleep(200);
802         cx231xx_set_gpio_value(dev, CX23417_RESET, 0);
803         msleep(200);
804         cx231xx_set_gpio_value(dev, CX23417_RESET, 1);
805 }
806 
807 static void cx231xx_enable_OSC(struct cx231xx *dev)
808 {
809         cx231xx_set_gpio_value(dev, CX23417_OSC_EN, 1);
810 }
811 
812 static void cx231xx_sleep_s5h1432(struct cx231xx *dev)
813 {
814         cx231xx_set_gpio_value(dev, SLEEP_S5H1432, 0);
815 }
816 
817 static inline void cx231xx_set_model(struct cx231xx *dev)
818 {
819         dev->board = cx231xx_boards[dev->model];
820 }
821 
822 /* Since cx231xx_pre_card_setup() requires a proper dev->model,
823  * this won't work for boards with generic PCI IDs
824  */
825 void cx231xx_pre_card_setup(struct cx231xx *dev)
826 {
827 
828         cx231xx_set_model(dev);
829 
830         cx231xx_info("Identified as %s (card=%d)\n",
831                      dev->board.name, dev->model);
832 
833         /* set the direction for GPIO pins */
834         if (dev->board.tuner_gpio) {
835                 cx231xx_set_gpio_direction(dev, dev->board.tuner_gpio->bit, 1);
836                 cx231xx_set_gpio_value(dev, dev->board.tuner_gpio->bit, 1);
837         }
838         if (dev->board.tuner_sif_gpio >= 0)
839                 cx231xx_set_gpio_direction(dev, dev->board.tuner_sif_gpio, 1);
840 
841         /* request some modules if any required */
842 
843         /* set the mode to Analog mode initially */
844         cx231xx_set_mode(dev, CX231XX_ANALOG_MODE);
845 
846         /* Unlock device */
847         /* cx231xx_set_mode(dev, CX231XX_SUSPEND); */
848 
849 }
850 
851 static void cx231xx_config_tuner(struct cx231xx *dev)
852 {
853         struct tuner_setup tun_setup;
854         struct v4l2_frequency f;
855 
856         if (dev->tuner_type == TUNER_ABSENT)
857                 return;
858 
859         tun_setup.mode_mask = T_ANALOG_TV | T_RADIO;
860         tun_setup.type = dev->tuner_type;
861         tun_setup.addr = dev->tuner_addr;
862         tun_setup.tuner_callback = cx231xx_tuner_callback;
863 
864         tuner_call(dev, tuner, s_type_addr, &tun_setup);
865 
866 #if 0
867         if (tun_setup.type == TUNER_XC5000) {
868                 static struct xc2028_ctrl ctrl = {
869                         .fname = XC5000_DEFAULT_FIRMWARE,
870                         .max_len = 64,
871                         .demod = 0;
872                 };
873                 struct v4l2_priv_tun_config cfg = {
874                         .tuner = dev->tuner_type,
875                         .priv = &ctrl,
876                 };
877                 tuner_call(dev, tuner, s_config, &cfg);
878         }
879 #endif
880         /* configure tuner */
881         f.tuner = 0;
882         f.type = V4L2_TUNER_ANALOG_TV;
883         f.frequency = 9076;     /* just a magic number */
884         dev->ctl_freq = f.frequency;
885         call_all(dev, tuner, s_frequency, &f);
886 
887 }
888 
889 void cx231xx_card_setup(struct cx231xx *dev)
890 {
891 
892         cx231xx_set_model(dev);
893 
894         dev->tuner_type = cx231xx_boards[dev->model].tuner_type;
895         if (cx231xx_boards[dev->model].tuner_addr)
896                 dev->tuner_addr = cx231xx_boards[dev->model].tuner_addr;
897 
898         /* request some modules */
899         if (dev->board.decoder == CX231XX_AVDECODER) {
900                 dev->sd_cx25840 = v4l2_i2c_new_subdev(&dev->v4l2_dev,
901                                         &dev->i2c_bus[0].i2c_adap,
902                                         "cx25840", 0x88 >> 1, NULL);
903                 if (dev->sd_cx25840 == NULL)
904                         cx231xx_info("cx25840 subdev registration failure\n");
905                 cx25840_call(dev, core, load_fw);
906 
907         }
908 
909         /* Initialize the tuner */
910         if (dev->board.tuner_type != TUNER_ABSENT) {
911                 dev->sd_tuner = v4l2_i2c_new_subdev(&dev->v4l2_dev,
912                                                     &dev->i2c_bus[dev->board.tuner_i2c_master].i2c_adap,
913                                                     "tuner",
914                                                     dev->tuner_addr, NULL);
915                 if (dev->sd_tuner == NULL)
916                         cx231xx_info("tuner subdev registration failure\n");
917                 else
918                         cx231xx_config_tuner(dev);
919         }
920 }
921 
922 /*
923  * cx231xx_config()
924  * inits registers with sane defaults
925  */
926 int cx231xx_config(struct cx231xx *dev)
927 {
928         /* TBD need to add cx231xx specific code */
929 
930         return 0;
931 }
932 
933 /*
934  * cx231xx_config_i2c()
935  * configure i2c attached devices
936  */
937 void cx231xx_config_i2c(struct cx231xx *dev)
938 {
939         /* u32 input = INPUT(dev->video_input)->vmux; */
940 
941         call_all(dev, video, s_stream, 1);
942 }
943 
944 /*
945  * cx231xx_realease_resources()
946  * unregisters the v4l2,i2c and usb devices
947  * called when the device gets disconected or at module unload
948 */
949 void cx231xx_release_resources(struct cx231xx *dev)
950 {
951         cx231xx_release_analog_resources(dev);
952 
953         cx231xx_remove_from_devlist(dev);
954 
955         cx231xx_ir_exit(dev);
956 
957         /* Release I2C buses */
958         cx231xx_dev_uninit(dev);
959 
960         /* delete v4l2 device */
961         v4l2_device_unregister(&dev->v4l2_dev);
962 
963         usb_put_dev(dev->udev);
964 
965         /* Mark device as unused */
966         clear_bit(dev->devno, &cx231xx_devused);
967 
968         kfree(dev->video_mode.alt_max_pkt_size);
969         kfree(dev->vbi_mode.alt_max_pkt_size);
970         kfree(dev->sliced_cc_mode.alt_max_pkt_size);
971         kfree(dev->ts1_mode.alt_max_pkt_size);
972         kfree(dev);
973 }
974 
975 /*
976  * cx231xx_init_dev()
977  * allocates and inits the device structs, registers i2c bus and v4l device
978  */
979 static int cx231xx_init_dev(struct cx231xx *dev, struct usb_device *udev,
980                             int minor)
981 {
982         int retval = -ENOMEM;
983         unsigned int maxh, maxw;
984 
985         dev->udev = udev;
986         mutex_init(&dev->lock);
987         mutex_init(&dev->ctrl_urb_lock);
988         mutex_init(&dev->gpio_i2c_lock);
989         mutex_init(&dev->i2c_lock);
990 
991         spin_lock_init(&dev->video_mode.slock);
992         spin_lock_init(&dev->vbi_mode.slock);
993         spin_lock_init(&dev->sliced_cc_mode.slock);
994 
995         init_waitqueue_head(&dev->open);
996         init_waitqueue_head(&dev->wait_frame);
997         init_waitqueue_head(&dev->wait_stream);
998 
999         dev->cx231xx_read_ctrl_reg = cx231xx_read_ctrl_reg;
1000         dev->cx231xx_write_ctrl_reg = cx231xx_write_ctrl_reg;
1001         dev->cx231xx_send_usb_command = cx231xx_send_usb_command;
1002         dev->cx231xx_gpio_i2c_read = cx231xx_gpio_i2c_read;
1003         dev->cx231xx_gpio_i2c_write = cx231xx_gpio_i2c_write;
1004 
1005         /* Query cx231xx to find what pcb config it is related to */
1006         initialize_cx231xx(dev);
1007 
1008         /*To workaround error number=-71 on EP0 for VideoGrabber,
1009                  need set alt here.*/
1010         if (dev->model == CX231XX_BOARD_CNXT_VIDEO_GRABBER ||
1011             dev->model == CX231XX_BOARD_HAUPPAUGE_USBLIVE2) {
1012                 cx231xx_set_alt_setting(dev, INDEX_VIDEO, 3);
1013                 cx231xx_set_alt_setting(dev, INDEX_VANC, 1);
1014         }
1015         /* Cx231xx pre card setup */
1016         cx231xx_pre_card_setup(dev);
1017 
1018         retval = cx231xx_config(dev);
1019         if (retval) {
1020                 cx231xx_errdev("error configuring device\n");
1021                 return -ENOMEM;
1022         }
1023 
1024         /* set default norm */
1025         dev->norm = dev->board.norm;
1026 
1027         /* register i2c bus */
1028         retval = cx231xx_dev_init(dev);
1029         if (retval) {
1030                 cx231xx_errdev("%s: cx231xx_i2c_register - errCode [%d]!\n",
1031                                __func__, retval);
1032                 goto err_dev_init;
1033         }
1034 
1035         /* Do board specific init */
1036         cx231xx_card_setup(dev);
1037 
1038         /* configure the device */
1039         cx231xx_config_i2c(dev);
1040 
1041         maxw = norm_maxw(dev);
1042         maxh = norm_maxh(dev);
1043 
1044         /* set default image size */
1045         dev->width = maxw;
1046         dev->height = maxh;
1047         dev->interlaced = 0;
1048         dev->video_input = 0;
1049 
1050         retval = cx231xx_config(dev);
1051         if (retval) {
1052                 cx231xx_errdev("%s: cx231xx_config - errCode [%d]!\n",
1053                                __func__, retval);
1054                 goto err_dev_init;
1055         }
1056 
1057         /* init video dma queues */
1058         INIT_LIST_HEAD(&dev->video_mode.vidq.active);
1059         INIT_LIST_HEAD(&dev->video_mode.vidq.queued);
1060 
1061         /* init vbi dma queues */
1062         INIT_LIST_HEAD(&dev->vbi_mode.vidq.active);
1063         INIT_LIST_HEAD(&dev->vbi_mode.vidq.queued);
1064 
1065         /* Reset other chips required if they are tied up with GPIO pins */
1066         cx231xx_add_into_devlist(dev);
1067 
1068         if (dev->board.has_417) {
1069                 printk(KERN_INFO "attach 417 %d\n", dev->model);
1070                 if (cx231xx_417_register(dev) < 0) {
1071                         printk(KERN_ERR
1072                                 "%s() Failed to register 417 on VID_B\n",
1073                                __func__);
1074                 }
1075         }
1076 
1077         retval = cx231xx_register_analog_devices(dev);
1078         if (retval) {
1079                 cx231xx_release_analog_resources(dev);
1080                 goto err_analog;
1081         }
1082 
1083         cx231xx_ir_init(dev);
1084 
1085         cx231xx_init_extension(dev);
1086 
1087         return 0;
1088 err_analog:
1089         cx231xx_remove_from_devlist(dev);
1090 err_dev_init:
1091         cx231xx_dev_uninit(dev);
1092         return retval;
1093 }
1094 
1095 #if defined(CONFIG_MODULES) && defined(MODULE)
1096 static void request_module_async(struct work_struct *work)
1097 {
1098         struct cx231xx *dev = container_of(work,
1099                                            struct cx231xx, request_module_wk);
1100 
1101         if (dev->has_alsa_audio)
1102                 request_module("cx231xx-alsa");
1103 
1104         if (dev->board.has_dvb)
1105                 request_module("cx231xx-dvb");
1106 
1107 }
1108 
1109 static void request_modules(struct cx231xx *dev)
1110 {
1111         INIT_WORK(&dev->request_module_wk, request_module_async);
1112         schedule_work(&dev->request_module_wk);
1113 }
1114 
1115 static void flush_request_modules(struct cx231xx *dev)
1116 {
1117         flush_work(&dev->request_module_wk);
1118 }
1119 #else
1120 #define request_modules(dev)
1121 #define flush_request_modules(dev)
1122 #endif /* CONFIG_MODULES */
1123 
1124 /*
1125  * cx231xx_usb_probe()
1126  * checks for supported devices
1127  */
1128 static int cx231xx_usb_probe(struct usb_interface *interface,
1129                              const struct usb_device_id *id)
1130 {
1131         struct usb_device *udev;
1132         struct usb_interface *uif;
1133         struct cx231xx *dev = NULL;
1134         int retval = -ENODEV;
1135         int nr = 0, ifnum;
1136         int i, isoc_pipe = 0;
1137         char *speed;
1138         struct usb_interface_assoc_descriptor *assoc_desc;
1139 
1140         ifnum = interface->altsetting[0].desc.bInterfaceNumber;
1141 
1142         /*
1143          * Interface number 0 - IR interface (handled by mceusb driver)
1144          * Interface number 1 - AV interface (handled by this driver)
1145          */
1146         if (ifnum != 1)
1147                 return -ENODEV;
1148 
1149         /* Check to see next free device and mark as used */
1150         do {
1151                 nr = find_first_zero_bit(&cx231xx_devused, CX231XX_MAXBOARDS);
1152                 if (nr >= CX231XX_MAXBOARDS) {
1153                         /* No free device slots */
1154                         cx231xx_err(DRIVER_NAME ": Supports only %i devices.\n",
1155                                         CX231XX_MAXBOARDS);
1156                         return -ENOMEM;
1157                 }
1158         } while (test_and_set_bit(nr, &cx231xx_devused));
1159 
1160         /* allocate memory for our device state and initialize it */
1161         dev = kzalloc(sizeof(*dev), GFP_KERNEL);
1162         if (dev == NULL) {
1163                 cx231xx_err(DRIVER_NAME ": out of memory!\n");
1164                 clear_bit(nr, &cx231xx_devused);
1165                 return -ENOMEM;
1166         }
1167 
1168         udev = usb_get_dev(interface_to_usbdev(interface));
1169 
1170         snprintf(dev->name, 29, "cx231xx #%d", nr);
1171         dev->devno = nr;
1172         dev->model = id->driver_info;
1173         dev->video_mode.alt = -1;
1174 
1175         dev->interface_count++;
1176         /* reset gpio dir and value */
1177         dev->gpio_dir = 0;
1178         dev->gpio_val = 0;
1179         dev->xc_fw_load_done = 0;
1180         dev->has_alsa_audio = 1;
1181         dev->power_mode = -1;
1182         atomic_set(&dev->devlist_count, 0);
1183 
1184         /* 0 - vbi ; 1 -sliced cc mode */
1185         dev->vbi_or_sliced_cc_mode = 0;
1186 
1187         /* get maximum no.of IAD interfaces */
1188         assoc_desc = udev->actconfig->intf_assoc[0];
1189         dev->max_iad_interface_count = assoc_desc->bInterfaceCount;
1190 
1191         /* init CIR module TBD */
1192 
1193         /*mode_tv: digital=1 or analog=0*/
1194         dev->mode_tv = 0;
1195 
1196         dev->USE_ISO = transfer_mode;
1197 
1198         switch (udev->speed) {
1199         case USB_SPEED_LOW:
1200                 speed = "1.5";
1201                 break;
1202         case USB_SPEED_UNKNOWN:
1203         case USB_SPEED_FULL:
1204                 speed = "12";
1205                 break;
1206         case USB_SPEED_HIGH:
1207                 speed = "480";
1208                 break;
1209         default:
1210                 speed = "unknown";
1211         }
1212 
1213         cx231xx_info("New device %s %s @ %s Mbps "
1214              "(%04x:%04x) with %d interfaces\n",
1215              udev->manufacturer ? udev->manufacturer : "",
1216              udev->product ? udev->product : "",
1217              speed,
1218              le16_to_cpu(udev->descriptor.idVendor),
1219              le16_to_cpu(udev->descriptor.idProduct),
1220              dev->max_iad_interface_count);
1221 
1222         /* increment interface count */
1223         dev->interface_count++;
1224 
1225         /* get device number */
1226         nr = dev->devno;
1227 
1228         assoc_desc = udev->actconfig->intf_assoc[0];
1229         if (assoc_desc->bFirstInterface != ifnum) {
1230                 cx231xx_err(DRIVER_NAME ": Not found "
1231                             "matching IAD interface\n");
1232                 retval = -ENODEV;
1233                 goto err_if;
1234         }
1235 
1236         cx231xx_info("registering interface %d\n", ifnum);
1237 
1238         /* save our data pointer in this interface device */
1239         usb_set_intfdata(interface, dev);
1240 
1241         /*
1242          * AV device initialization - only done at the last interface
1243          */
1244 
1245         /* Create v4l2 device */
1246         retval = v4l2_device_register(&interface->dev, &dev->v4l2_dev);
1247         if (retval) {
1248                 cx231xx_errdev("v4l2_device_register failed\n");
1249                 retval = -EIO;
1250                 goto err_v4l2;
1251         }
1252         /* allocate device struct */
1253         retval = cx231xx_init_dev(dev, udev, nr);
1254         if (retval)
1255                 goto err_init;
1256 
1257         /* compute alternate max packet sizes for video */
1258         uif = udev->actconfig->interface[dev->current_pcb_config.
1259                        hs_config_info[0].interface_info.video_index + 1];
1260 
1261         dev->video_mode.end_point_addr = uif->altsetting[0].
1262                         endpoint[isoc_pipe].desc.bEndpointAddress;
1263 
1264         dev->video_mode.num_alt = uif->num_altsetting;
1265         cx231xx_info("EndPoint Addr 0x%x, Alternate settings: %i\n",
1266                      dev->video_mode.end_point_addr,
1267                      dev->video_mode.num_alt);
1268         dev->video_mode.alt_max_pkt_size =
1269                 kmalloc(32 * dev->video_mode.num_alt, GFP_KERNEL);
1270 
1271         if (dev->video_mode.alt_max_pkt_size == NULL) {
1272                 cx231xx_errdev("out of memory!\n");
1273                 retval = -ENOMEM;
1274                 goto err_video_alt;
1275         }
1276 
1277         for (i = 0; i < dev->video_mode.num_alt; i++) {
1278                 u16 tmp = le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].
1279                                 desc.wMaxPacketSize);
1280                 dev->video_mode.alt_max_pkt_size[i] =
1281                     (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1282                 cx231xx_info("Alternate setting %i, max size= %i\n", i,
1283                              dev->video_mode.alt_max_pkt_size[i]);
1284         }
1285 
1286         /* compute alternate max packet sizes for vbi */
1287         uif = udev->actconfig->interface[dev->current_pcb_config.
1288                                        hs_config_info[0].interface_info.
1289                                        vanc_index + 1];
1290 
1291         dev->vbi_mode.end_point_addr =
1292             uif->altsetting[0].endpoint[isoc_pipe].desc.
1293                         bEndpointAddress;
1294 
1295         dev->vbi_mode.num_alt = uif->num_altsetting;
1296         cx231xx_info("EndPoint Addr 0x%x, Alternate settings: %i\n",
1297                      dev->vbi_mode.end_point_addr,
1298                      dev->vbi_mode.num_alt);
1299         dev->vbi_mode.alt_max_pkt_size =
1300             kmalloc(32 * dev->vbi_mode.num_alt, GFP_KERNEL);
1301 
1302         if (dev->vbi_mode.alt_max_pkt_size == NULL) {
1303                 cx231xx_errdev("out of memory!\n");
1304                 retval = -ENOMEM;
1305                 goto err_vbi_alt;
1306         }
1307 
1308         for (i = 0; i < dev->vbi_mode.num_alt; i++) {
1309                 u16 tmp =
1310                     le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].
1311                                 desc.wMaxPacketSize);
1312                 dev->vbi_mode.alt_max_pkt_size[i] =
1313                     (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1314                 cx231xx_info("Alternate setting %i, max size= %i\n", i,
1315                              dev->vbi_mode.alt_max_pkt_size[i]);
1316         }
1317 
1318         /* compute alternate max packet sizes for sliced CC */
1319         uif = udev->actconfig->interface[dev->current_pcb_config.
1320                                        hs_config_info[0].interface_info.
1321                                        hanc_index + 1];
1322 
1323         dev->sliced_cc_mode.end_point_addr =
1324             uif->altsetting[0].endpoint[isoc_pipe].desc.
1325                         bEndpointAddress;
1326 
1327         dev->sliced_cc_mode.num_alt = uif->num_altsetting;
1328         cx231xx_info("EndPoint Addr 0x%x, Alternate settings: %i\n",
1329                      dev->sliced_cc_mode.end_point_addr,
1330                      dev->sliced_cc_mode.num_alt);
1331         dev->sliced_cc_mode.alt_max_pkt_size =
1332                 kmalloc(32 * dev->sliced_cc_mode.num_alt, GFP_KERNEL);
1333 
1334         if (dev->sliced_cc_mode.alt_max_pkt_size == NULL) {
1335                 cx231xx_errdev("out of memory!\n");
1336                 retval = -ENOMEM;
1337                 goto err_sliced_cc_alt;
1338         }
1339 
1340         for (i = 0; i < dev->sliced_cc_mode.num_alt; i++) {
1341                 u16 tmp = le16_to_cpu(uif->altsetting[i].endpoint[isoc_pipe].
1342                                 desc.wMaxPacketSize);
1343                 dev->sliced_cc_mode.alt_max_pkt_size[i] =
1344                     (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1345                 cx231xx_info("Alternate setting %i, max size= %i\n", i,
1346                              dev->sliced_cc_mode.alt_max_pkt_size[i]);
1347         }
1348 
1349         if (dev->current_pcb_config.ts1_source != 0xff) {
1350                 /* compute alternate max packet sizes for TS1 */
1351                 uif = udev->actconfig->interface[dev->current_pcb_config.
1352                                                hs_config_info[0].
1353                                                interface_info.
1354                                                ts1_index + 1];
1355 
1356                 dev->ts1_mode.end_point_addr =
1357                     uif->altsetting[0].endpoint[isoc_pipe].
1358                                 desc.bEndpointAddress;
1359 
1360                 dev->ts1_mode.num_alt = uif->num_altsetting;
1361                 cx231xx_info("EndPoint Addr 0x%x, Alternate settings: %i\n",
1362                              dev->ts1_mode.end_point_addr,
1363                              dev->ts1_mode.num_alt);
1364                 dev->ts1_mode.alt_max_pkt_size =
1365                         kmalloc(32 * dev->ts1_mode.num_alt, GFP_KERNEL);
1366 
1367                 if (dev->ts1_mode.alt_max_pkt_size == NULL) {
1368                         cx231xx_errdev("out of memory!\n");
1369                         retval = -ENOMEM;
1370                         goto err_ts1_alt;
1371                 }
1372 
1373                 for (i = 0; i < dev->ts1_mode.num_alt; i++) {
1374                         u16 tmp = le16_to_cpu(uif->altsetting[i].
1375                                                 endpoint[isoc_pipe].desc.
1376                                                 wMaxPacketSize);
1377                         dev->ts1_mode.alt_max_pkt_size[i] =
1378                             (tmp & 0x07ff) * (((tmp & 0x1800) >> 11) + 1);
1379                         cx231xx_info("Alternate setting %i, max size= %i\n", i,
1380                                      dev->ts1_mode.alt_max_pkt_size[i]);
1381                 }
1382         }
1383 
1384         if (dev->model == CX231XX_BOARD_CNXT_VIDEO_GRABBER) {
1385                 cx231xx_enable_OSC(dev);
1386                 cx231xx_reset_out(dev);
1387                 cx231xx_set_alt_setting(dev, INDEX_VIDEO, 3);
1388         }
1389 
1390         if (dev->model == CX231XX_BOARD_CNXT_RDE_253S)
1391                 cx231xx_sleep_s5h1432(dev);
1392 
1393         /* load other modules required */
1394         request_modules(dev);
1395 
1396         return 0;
1397 err_ts1_alt:
1398         kfree(dev->sliced_cc_mode.alt_max_pkt_size);
1399 err_sliced_cc_alt:
1400         kfree(dev->vbi_mode.alt_max_pkt_size);
1401 err_vbi_alt:
1402         kfree(dev->video_mode.alt_max_pkt_size);
1403 err_video_alt:
1404         /* cx231xx_uninit_dev: */
1405         cx231xx_close_extension(dev);
1406         cx231xx_ir_exit(dev);
1407         cx231xx_release_analog_resources(dev);
1408         cx231xx_417_unregister(dev);
1409         cx231xx_remove_from_devlist(dev);
1410         cx231xx_dev_uninit(dev);
1411 err_init:
1412         v4l2_device_unregister(&dev->v4l2_dev);
1413 err_v4l2:
1414         usb_set_intfdata(interface, NULL);
1415 err_if:
1416         usb_put_dev(udev);
1417         clear_bit(dev->devno, &cx231xx_devused);
1418         kfree(dev);
1419         return retval;
1420 }
1421 
1422 /*
1423  * cx231xx_usb_disconnect()
1424  * called when the device gets diconencted
1425  * video device will be unregistered on v4l2_close in case it is still open
1426  */
1427 static void cx231xx_usb_disconnect(struct usb_interface *interface)
1428 {
1429         struct cx231xx *dev;
1430 
1431         dev = usb_get_intfdata(interface);
1432         usb_set_intfdata(interface, NULL);
1433 
1434         if (!dev)
1435                 return;
1436 
1437         if (!dev->udev)
1438                 return;
1439 
1440         dev->state |= DEV_DISCONNECTED;
1441 
1442         flush_request_modules(dev);
1443 
1444         /* wait until all current v4l2 io is finished then deallocate
1445            resources */
1446         mutex_lock(&dev->lock);
1447 
1448         wake_up_interruptible_all(&dev->open);
1449 
1450         if (dev->users) {
1451                 cx231xx_warn
1452                     ("device %s is open! Deregistration and memory "
1453                      "deallocation are deferred on close.\n",
1454                      video_device_node_name(dev->vdev));
1455 
1456                 /* Even having users, it is safe to remove the RC i2c driver */
1457                 cx231xx_ir_exit(dev);
1458 
1459                 if (dev->USE_ISO)
1460                         cx231xx_uninit_isoc(dev);
1461                 else
1462                         cx231xx_uninit_bulk(dev);
1463                 wake_up_interruptible(&dev->wait_frame);
1464                 wake_up_interruptible(&dev->wait_stream);
1465         } else {
1466         }
1467 
1468         cx231xx_close_extension(dev);
1469 
1470         mutex_unlock(&dev->lock);
1471 
1472         if (!dev->users)
1473                 cx231xx_release_resources(dev);
1474 }
1475 
1476 static struct usb_driver cx231xx_usb_driver = {
1477         .name = "cx231xx",
1478         .probe = cx231xx_usb_probe,
1479         .disconnect = cx231xx_usb_disconnect,
1480         .id_table = cx231xx_id_table,
1481 };
1482 
1483 module_usb_driver(cx231xx_usb_driver);
1484 

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